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| All Patents in class 430/501 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,260,357 | Mar. 26, 1918 | W.F. Folmer | Photographic Film Strip | roll film | |
| 1,963,096 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Photographic Film Strip | roll film | |